165055 has 8 divisors (see below), whose sum is σ = 216144. Its totient is φ = 120000.

The previous prime is 165049. The next prime is 165059. The reversal of 165055 is 550561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 165055 - 2³ = 165047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446 + ... + 1555.

It is an arithmetic number, because the mean of its divisors is an integer number (27018).

2¹⁶⁵⁰⁵⁵ is an apocalyptic number.

165055 is a deficient number, since it is larger than the sum of its proper divisors (51089).

165055 is a wasteful number, since it uses less digits than its factorization.

165055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 165055 is about 406.2696149111. The cubic root of 165055 is about 54.8541590768.

It can be divided in two parts, 1 and 65055, that added together give a palindrome (65056).

The spelling of 165055 in words is "one hundred sixty-five thousand, fifty-five".